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How To Fix SIG631 - External signature: Strategy &1 was changed or does not exist


SAP Error Message - Details

  • Message type: E = Error

  • Message class: SIG - Digital Signature

  • Message number: 631

  • Message text: External signature: Strategy &1 was changed or does not exist

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  • Self-Explanatory Message

    Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

    To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

    Unfortunately, there isn't any extra information in this error notice.



    What else can you do?

    First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

    Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

    You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.


Smart SAP Assistant

  • What is the cause and solution for SAP error message SIG631 - External signature: Strategy &1 was changed or does not exist ?

    The SAP error message SIG631, which states "External signature: Strategy &1 was changed or does not exist," typically occurs in the context of digital signatures or electronic document processing within SAP systems. This error indicates that the signature strategy referenced in the system is either not found or has been modified in a way that is incompatible with the current configuration.

    Causes:

    1. Non-Existent Strategy: The signature strategy specified in the configuration does not exist in the system.
    2. Changed Strategy: The signature strategy has been modified or deleted after it was initially set up, leading to inconsistencies.
    3. Authorization Issues: The user may not have the necessary authorizations to access the specified signature strategy.
    4. Configuration Errors: There may be errors in the configuration settings related to the external signature process.

    Solutions:

    1. Verify Strategy Existence:

      • Check if the signature strategy referenced in the error message exists in the system. You can do this by navigating to the relevant configuration area in SAP (e.g., transaction SPRO) and looking for the external signature settings.
    2. Review Changes:

      • If the strategy exists, review any recent changes made to the strategy. Ensure that the modifications do not conflict with the requirements of the documents or processes that rely on this strategy.
    3. Recreate or Restore Strategy:

      • If the strategy has been deleted or is missing, you may need to recreate it or restore it from a backup if available.
    4. Check Authorizations:

      • Ensure that the user encountering the error has the necessary authorizations to access and use the specified signature strategy.
    5. Consult Documentation:

      • Refer to SAP documentation or help resources for guidance on configuring external signatures and managing signature strategies.
    6. Contact SAP Support:

      • If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They may provide insights specific to your system configuration.

    Related Information:

    • Transaction Codes: Familiarize yourself with relevant transaction codes such as SPRO (for configuration), SSO2 (for single sign-on settings), and others that may relate to digital signatures.
    • SAP Notes: Search for SAP Notes related to SIG631 for any known issues or patches that may address this error.
    • Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.

    By following these steps, you should be able to diagnose and resolve the SIG631 error in your SAP system.

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